20448225

素因数分解:

$3^2\times 5^2\times 7^1\times {\mathrm{12983}}^1$

素因数の和:13006

約数の個数: 36

約数和(自身を含む): 41860416

約数和(自身を除く): 21412191

約数列:

[1, 3, 5, 7, 9, 15, 21, 25, 35, 45, 63, 75, 105, 175, 225, 315, 525, 1575, 12983, 38949, 64915, 90881, 116847, 194745, 272643, 324575, 454405, 584235, 817929, 973725, 1363215, 2272025, 2921175, 4089645, 6816075, 20448225]

約数ペア:

[(1, 20448225), (3, 6816075), (5, 4089645), (7, 2921175), (9, 2272025), (15, 1363215), (21, 973725), (25, 817929), (35, 584235), (45, 454405), (63, 324575), (75, 272643), (105, 194745), (175, 116847), (225, 90881), (315, 64915), (525, 38949), (1575, 12983)]